html,body{
	height:100%;
	width: 100%;
	margin: 0;
	padding: 0;
}
a{
	text-decoration:none;
}
p{
	margin:0px
}
header{
	background:#499;
}
h1{
	color:#fff;
	margin:0px
}
#change_cate{
	color:#fff;
	text-decoration:none;
}
h2{
	color:#477;
}
td{
	padding:10px;
}
#head_icon{
	background:#fff;
	border:1px solid #499;
	border-radius: 8px;
}
#intro{
	margin:20px 0px 20px 0px;
}
#bili_link{
	border:1px solid #444;
	background:#fff;
	color:#000;
	padding:10px;
	margin:10px;
}
#bili_link:hover{
	border:1px solid #fff;
	background:#444;
	color:#fff;
	padding:10px;
	margin:10px;
}
#play_btn{
	border:1px solid #444;
	background:#fff;
	color:#000;
	padding:10px;
	margin:10px;
}
#play_btn:hover{
	border:1px solid #fff;
	background:#444;
	color:#fff;
	padding:10px;
	margin:10px;
}
#voice_btn{
	display:inline-block;
	border:1px solid #fff;
	background:#499;
	color:#fff;
	padding:10px;
	margin:10px;
	border-radius: 8px;
}
#voice_btn:hover{
	display:inline-block;
	border:1px solid #499;
	background:#fff;
	color:#499;
	padding:10px;
	margin:10px;
	border-radius: 8px;
}
#voice_box{
	background:#eee;
	border:0px;
	padding:10px;
	margin:10px
}
footer{
	padding:10px;
	background:#000;
	color:#fff;
}